1,2-Diethoxyethane
1,2-Ethanol, diethyl ether
Ethyl glyme
3,6-Dioxaoctane
EGDEE
C6H14O2 / CH3CH2OCH2CH2OCH2CH3
Molecular mass: 118.2
ICSC # 1569
CAS # 629-14-1
RTECS # KI1225000
UN # 1153
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Types of Hazard/ Exposure
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Acute Hazards/ Symptoms
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Prevention
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First Aid/
Fire Fighting
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FIRE
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Flammable.
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NO open flames, NO sparks, and NO smoking.
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Water spray, foam, powder, carbon dioxide.
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Explosion
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Above 35°C explosive vapour/air mixtures may be formed.
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Above 35°C use a closed system, ventilation.
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In case of fire: keep drums, etc., cool by spraying with water.
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Exposure
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See EFFECTS OF LONG-TERM OR REPEATED Exposure.
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AVOID ALL CONTACT!
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•Inhalation
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Cough.
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Ventilation, local exhaust, or breathing protection.
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Fresh air, rest.
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•Skin
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MAY BE ABSORBED!
Redness.
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Protective clothing.
Protective gloves.
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Remove contaminated clothes.
Rinse skin with plenty of water or shower.
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•Eyes
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Redness.
Pain.
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Safety goggles.
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First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
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•Ingestion
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Nausea.
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Do not eat, drink, or smoke during work.
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Rinse mouth.
Give one or two glasses of water to drink.
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Spillage Disposal
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Storage
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Packaging & Labelling
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Remove all ignition sources.
Ventilation.
Collect leaking and spilled liquid in sealable containers as far as possible.
Personal protection:
filter respirator for organic gases and vapours.
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Fireproof.
Separated from
strong oxidants.
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UN Hazard Class: 3
UN Packing Group: III
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Important Data
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Physical State; Appearance:
COLOURLESS LIQUID
, WITH CHARACTERISTIC ODOUR.
Physical Dangers:
Chemical Dangers:
The substance can presumably form explosive peroxides.
Reacts
violently with
strong oxidants
.
Occupational Exposure Limits:
TLV not established.
MAK not established.
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Routes of Exposure:
The substance can be absorbed into the body
by ingestion,
by inhalation and through the skin.
Inhalation Risk:
No indication can be given about the rate in which a harmful concentration in the air is reached on evaporation of this substance at 20°C.
Effects of Short-Term Exposure:
The substance
is irritating to
the eyes
,
and
is mildly irritating to
the skin
and
the respiratory tract
.
Effects of Long-Term or Repeated Exposure:
Animal tests show that this substance possibly causes toxicity to human reproduction or development.
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Physical
Properties
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Boiling point: 121.4°C
Melting point: -74°C
Relative density (water = 1): 0.85
Solubility in water: moderate
Vapour pressure, kPa at 20°C: 1.2
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Relative vapour density (air = 1): 4.07
Flash point:
35°C o.c.
Auto-ignition temperature: 208°C
Octanol/water partition coefficient as log Pow: 0.66
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Environmental
Data
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N O T E S
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Check for peroxides prior to distillation; eliminate if found.
Diethyl cellosolve is a trade name.
Transport Emergency Card: TEC (R)-30GF1-III
NFPA Code: H2; F3; R0;
Card has been partially updated in February 2009: see Ingestion First Aid.
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ADDITIONAL INFORMATION
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ICSC: 1569
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ETHYLENE GLYCOL DIETHYL ETHER
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(C) IPCS, CEC, 1994
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IMPORTANT LEGAL NOTICE:
Neither NIOSH, the CEC or the IPCS nor any person acting on behalf of NIOSH,
the CEC or the IPCS is responsible for the use which might be made of this
information. This card contains the collective views of the IPCS Peer Review Committee and may
not reflect in all cases all the detailed requirements included in national legislation
on the subject. The user should verify compliance of the cards with the relevant legislation
in the country of use.
The only modifications made to produce the U.S. version is inclusion of the OSHA PELs, NIOSH RELs and NIOSH IDLH values.
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